[INFO] cloning repository https://github.com/emmanueltouzery/rustracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emmanueltouzery/rustracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmanueltouzery%2Frustracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmanueltouzery%2Frustracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e90070c0ec21b145011b67c54bdee9a7c687aaa8
[INFO] documenting emmanueltouzery/rustracer against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmanueltouzery%2Frustracer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emmanueltouzery/rustracer on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emmanueltouzery/rustracer
[INFO] finished tweaking git repo https://github.com/emmanueltouzery/rustracer
[INFO] tweaked toml for git repo https://github.com/emmanueltouzery/rustracer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/emmanueltouzery/rustracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.0
[INFO] [stderr]   Downloaded arr_macro_impl v0.1.2
[INFO] [stderr]   Downloaded quote v1.0.0
[INFO] [stderr]   Downloaded arr_macro v0.1.2
[INFO] [stderr]   Downloaded impl_ops v0.1.1
[INFO] [stderr]   Downloaded syn v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9005f33248f60d186a11b5dca23c45645b75432391cc55e0814480e508a6624
[INFO] running `Command { std: "docker" "start" "-a" "e9005f33248f60d186a11b5dca23c45645b75432391cc55e0814480e508a6624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9005f33248f60d186a11b5dca23c45645b75432391cc55e0814480e508a6624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9005f33248f60d186a11b5dca23c45645b75432391cc55e0814480e508a6624", kill_on_drop: false }`
[INFO] [stdout] e9005f33248f60d186a11b5dca23c45645b75432391cc55e0814480e508a6624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b767b7b232d3bbfd60ceffb6616c372c11ab0e3561c443adb1886eec5894b166
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b767b7b232d3bbfd60ceffb6616c372c11ab0e3561c443adb1886eec5894b166", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling arr_macro_impl v0.1.2
[INFO] [stderr]     Checking arr_macro v0.1.2
[INFO] [stderr]  Documenting rs-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 | /             ((1.0-t) * V3 { x: 1.0, y: 1.0, z: 1.0 }
[INFO] [stdout] 64 | |                 + t*V3 { x: 0.5, y: 0.7, z: 1.0 })
[INFO] [stdout]    | |__________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 |             (1.0-t) * V3 { x: 1.0, y: 1.0, z: 1.0 }
[INFO] [stdout] 64 |                 + t*V3 { x: 0.5, y: 0.7, z: 1.0 }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.57s
[INFO] running `Command { std: "docker" "inspect" "b767b7b232d3bbfd60ceffb6616c372c11ab0e3561c443adb1886eec5894b166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b767b7b232d3bbfd60ceffb6616c372c11ab0e3561c443adb1886eec5894b166", kill_on_drop: false }`
[INFO] [stdout] b767b7b232d3bbfd60ceffb6616c372c11ab0e3561c443adb1886eec5894b166